20808514

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{1427}}^1$

素因数の和:1769

約数の個数: 16

約数和(自身を含む): 32695488

約数和(自身を除く): 11886974

約数列:

[1, 2, 23, 46, 317, 634, 1427, 2854, 7291, 14582, 32821, 65642, 452359, 904718, 10404257, 20808514]

約数ペア:

[(1, 20808514), (2, 10404257), (23, 904718), (46, 452359), (317, 65642), (634, 32821), (1427, 14582), (2854, 7291)]